Greg Carvin News Today

Ingredients that may spawn tornadoes that are, if you can believe this. even stronger than the ones we have seen rip that path through joplin, missouri. in a moment well speak with greg carvin, a meteorologist in norman, oklahoma, in the heart of all of this. well get his take on whats to come. lets check in with our own mike tobin who is on the ground in joplin, missouri. hey, mike. >> reporter: hi, there, martha, there are two things happening at a frantic pace right now why we have a window o...

ingredients that may spawn tornadoes that are, if you can believe this. even stronger than the ones we have seen rip that path through joplin, missouri. in a moment well speak with greg carvin, a meteorologist in norman, oklahoma, in the heart of all of this. well get his take on whats to come. lets check in with our own mike tobin who is on the ground in joplin, missouri. hey, mike. >> reporter: hi, there, martha, there are two things happening at a frantic pace right now why we have ...